Home / 32,092.91-48,118.86-15,419.78

Finding the Fourth Proportional to 32,092.91, 48,118.86 and 15,419.78

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Solution

The fourth proportional to 32,092.91, 48,118.86 and 15,419.78 is: 23,119.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,092.91 : 48,118.86 = 15,419.78 : x
  2. Step 2: Convert to fraction form
    32,092.91/48,118.86 = 15,419.78/x
  3. Step 3: Cross multiply
    32,092.91x = 48,118.86 × 15,419.78
  4. Step 4: Simplify right side
    32,092.91x = 741,981,994.46
  5. Step 5: Solve for x
    x = 741,981,994.46/32,092.91
  6. Step 6: Final answer
    x = 23,119.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.